Rain barrell



FIG. 1 is a perspective view showing the front and left side of the rain barrell of the present invention, and;

FIG. 2 is a front elevational view of the rain barrell, the rear side being a mirror image of the front side; and,

FIG. 3 is a left side elevational view of the rain barrell, the right side being a mirror image of the left side.

The top and bottom of the rain barrel do not form a part of the claimed design. 

The ornamental design for a rain barrell, as shown and described. 